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cache

Fr. The place where provisions, safety or rescue equipment, ammunition,
etc., are cached or hidden by trappers, miners, or prospectors, in
unsettled regions. Fay

cacholong

An opaque or feebly translucent, bluish-white, pale-yellowish, or reddish
variety of common opal containing a little alumina. Syn:cachalong;
pearl opal.

cacoxenite

An orthorhombic mineral, (Fe,Al)25 (PO4 )17 O6
(OH)12 .75H2 O .

cactus grab

A digging and unloading attachment hung from a crane or excavator. It
consists of a split and hinged bucket fitted with curved jaws or teeth
which dig into the loose rock while the bucket is being dropped and
contract to lift the load while it is being raised. It is used
increasingly for mechanical mucking in shaft sinkings. See also:hoppit
Nelson

cadacryst

See:xenocryst

cadastral control

A system of established monuments whose positions are accurately
determined and are used in all correlated cadastral surveys.
Seelye, 2

cadastral map

A large-scale map showing the boundaries of subdivisions of land, usually
with the directions and lengths thereof and the areas of individual
tracts, compiled for the purpose of describing and recording ownership. It
may also show culture, drainage, and other features relating to use of the
land. AGI

cadastral survey

Survey relating to land boundaries and subdivisions, made to create or to
define the limitations of a title, and to determine a unit suitable for
transfer. Includes surveys involving retracements for the identification,
and resurveys for the restoration, of property lines. (The term
"cadastral" is practically obsolete; may be found in older historical
records; current usage is "land survey" or "property survey.")
Seelye, 2

cadger

A little pocket oilcan for miners. Fay

cadmia

a. An impure zinc oxide that forms on the walls of furnaces in the
smelting of ores containing zinc. See also:furnace cadmium
Standard, 2
b. The chemical compound CdO.
c. See:calamine

cadmium

A soft, bluish-white metal, similar in many respects to zinc, copper, and
lead ores. Almost all cadmium is obtained as a byproduct in the treatment
of these ores. Symbol, Cd. Used in electroplating, in solder, for
batteries, as a barrier to control atomic fission, and in TV tubes.
Cadmium and solutions of its compounds are toxic.
Handbook of Chemistry and Physics, 3

cadmium blend

The mineral greenockite, CdS . Also called cadmium ocher.

cadmium columbate

Cd2 Cb2 O7 is an antiferroelectric and has low losses
at high frequency. Syn:cadmium niobate

cadmium niobate

Cd2 Nb2 O7 ; a ferroelectric compound of potential
value as a special electroceramic; the Curie temperature is -103 degrees
C. See also:cadmium columbate

cadmium ocher

The mineral greenockite; used as a pigment. Standard, 2

cadmosellite

A hexagonal mineral, CdSe ; wurtzite structure; resinous to adamantine;
black; perfect cleavage; forms fine xenomorphic disseminations cementing
sandstone. Also spelled kadmoselite.

cafemic

Said of an igneous rock or magma that contains calcium, iron, and
magnesium. Etymol: a mnemonic term derived from calcium + ferric (or
ferrous) + magnesium + ic. AGI

cage

A vertically moving enclosed platform used in a mine shaft for the
conveyance of workers and materials, usually designed to take one or two
cars per deck and may be single or multidecked.

cage bar

Safety device that holds doors shut or keeps trams in position.
Pryor, 3

cage chain

See:bridle chain

cage cover

See:bonnet